UpBright 9V AC/DC Adapter Replacement For Philips Fidelio DS7550 DS7550/37 DS7550-12 AS351 AS351/37 DS 7550 DS7550/05 DS7550/37B Fidelio Rechargeable Portable Docking Bluetooth Speaker AK-011 AK011 World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty. UpBright New Global 9V AC / DC Adapter Replacement For Philips Fidelio DS7550 DS7550/37 DS7550-12 AS351 AS351/37 DS 7550 DS7550/05 DS7550/37B Fidelio Rechargeable Portable Docking Bluetooth Speaker Dock for iPod/iPhone BBK AK-011 AK011 9VDC Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU